geode-client-native/src/cppcache/HashMapOfSharedBase.cpp

/*=========================================================================
 * Copyright (c) 2002-2014 Pivotal Software, Inc. All Rights Reserved.
 * This product is protected by U.S. and international copyright
 * and intellectual property laws. Pivotal products are covered by
 * more patents listed at http://www.pivotal.io/patents.
 *========================================================================
 */

#include "HashMapOfSharedBase.hpp"


namespace gemfire
{

  // Iterator methods


  HashMapOfSharedBase::Iterator::Iterator( const HMofSBPIterator& iter )
  {
    m_iter = new HMofSBPIterator( iter );
  }

  HashMapOfSharedBase::Iterator::Iterator(
      const HashMapOfSharedBase::Iterator& other )
  {
    m_iter = new HMofSBPIterator( *(other.m_iter) );
  }

  const SharedBasePtr HashMapOfSharedBase::Iterator::first( ) const
  {
    return (*m_iter)->first;
  }

  const SharedBasePtr HashMapOfSharedBase::Iterator::second( ) const
  {
    return (*m_iter)->second;
  }

  HashMapOfSharedBase::Iterator& HashMapOfSharedBase::Iterator::operator ++ ( )
  {
    ++(*m_iter);
    return *this;
  }

  void HashMapOfSharedBase::Iterator::operator ++ ( int )
  {
    ++(*m_iter);
  }

  bool HashMapOfSharedBase::Iterator::operator == (
      const HashMapOfSharedBase::Iterator& other ) const
  {
    return (*m_iter == *other.m_iter);
  }

  bool HashMapOfSharedBase::Iterator::operator != (
      const HashMapOfSharedBase::Iterator& other ) const
  {
    return (*m_iter != *other.m_iter);
  }

  HashMapOfSharedBase::Iterator::~Iterator( )
  {
    delete m_iter;
  }


  // HashMap methods


  int32_t HashMapOfSharedBase::size( ) const
  {
    return static_cast<int32_t> (m_stdHashMap->size( ));
  }

  int32_t HashMapOfSharedBase::max_size( ) const
  {
    return static_cast<int32_t> (m_stdHashMap->max_size( ));
  }

  bool HashMapOfSharedBase::empty( ) const
  {
    return m_stdHashMap->empty( );
  }

  int32_t HashMapOfSharedBase::bucket_count( ) const
  {
    return static_cast<int32_t> (m_stdHashMap->bucket_count( ));
  }

  void HashMapOfSharedBase::resize( int32_t n )
  {
      m_stdHashMap->rehash( n );
  }

  void HashMapOfSharedBase::swap( HashMapOfSharedBase& other )
  {
    m_stdHashMap->swap( *(other.m_stdHashMap) );
  }

  bool HashMapOfSharedBase::insert( const SharedBasePtr& k,
      const SharedBasePtr& v )
  {
    std::pair<HMofSBP::iterator, bool> result = m_stdHashMap->insert(
        HMofSBP::value_type( k, v ) );
    return result.second;
  }

  int32_t HashMapOfSharedBase::erase( const SharedBasePtr& k )
  {
    return static_cast<int32_t> (m_stdHashMap->erase( k ));
  }

  void HashMapOfSharedBase::clear( )
  {
    m_stdHashMap->clear( );
  }

  bool HashMapOfSharedBase::contains( const SharedBasePtr& k ) const
  {
    HMofSBP::const_iterator iter = m_stdHashMap->find( k );
    return ( iter != m_stdHashMap->end( ) );
  }

  HashMapOfSharedBase::Iterator HashMapOfSharedBase::find(
      const SharedBasePtr& k ) const
  {
    return Iterator( m_stdHashMap->find( k ) );
  }

  int32_t HashMapOfSharedBase::count( const SharedBasePtr& k ) const
  {
    return static_cast<int32_t> (m_stdHashMap->count( k ));
  }

  SharedBasePtr& HashMapOfSharedBase::operator [] ( const SharedBasePtr& k )
  {
    return (*m_stdHashMap)[ k ];
  }

  HashMapOfSharedBase::Iterator HashMapOfSharedBase::begin( ) const
  {
    return HashMapOfSharedBase::Iterator( m_stdHashMap->begin( ) );
  }

  HashMapOfSharedBase::Iterator HashMapOfSharedBase::end( ) const
  {
    return HashMapOfSharedBase::Iterator( m_stdHashMap->end( ) );
  }

  HashMapOfSharedBase& HashMapOfSharedBase::operator = (
      const HashMapOfSharedBase& other )
  {
    *m_stdHashMap = *(other.m_stdHashMap);
    return *this;
  }

  HashMapOfSharedBase::HashMapOfSharedBase( const Hasher h, const EqualTo k )
  {
    HashSB hSB( h );
    EqualToSB eqSB( k );
    m_stdHashMap = new HMofSBP( 100, hSB, eqSB );
  }

  HashMapOfSharedBase::HashMapOfSharedBase( int32_t n, const Hasher h,
      const EqualTo k )
  {
    HashSB hSB( h );
    EqualToSB eqSB( k );
    m_stdHashMap = new HMofSBP( n, hSB, eqSB );
  }

  HashMapOfSharedBase::HashMapOfSharedBase( const HashMapOfSharedBase& other )
  {
	/*
	Note: The line below marked ORIGINAL doesn't compile on newer compilers.
	For example, on Microsoft Visual 2013 or later, it generates error C2248 because the HashSB() and
	EqualToSB() constructors are private.

	Until we refactor this class (HashMapOfSharedBase) to include HashSB and EqualToSB functionality this line
	is replaced with the code marked NEW below.
	*/

	// *** ORIGINAL ***
	//m_stdHashMap = new HMofSBP(*(other.m_stdHashMap));

	// *** NEW ***
    HashSB hSB((other.m_stdHashMap)->hash_function());
    EqualToSB eqSB((other.m_stdHashMap)->key_eq());
    int size = other.size();
    m_stdHashMap = new HMofSBP(size, hSB, eqSB);
    *m_stdHashMap = *(other.m_stdHashMap);
  }

  HashMapOfSharedBase::~HashMapOfSharedBase( )
  {
    m_stdHashMap->clear( );
    delete m_stdHashMap;
  }

}